Evidence row 1775022

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Sp7lii"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4c1f4253-8e1f-403f-bf26-6c81de9af7cd/.well-known/agent-card.json"
    ]
  ],
  "name": "Tausik",
  "owner_address": "0x9c80daaa8634c804163bf3d4a7f49617318b054a",
  "raw": {
    "agent_id": "10450",
    "agent_uri": "https://centralcity.ai/a/Sp7lii",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tausik is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/Sp7lii",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tausik",
      "registrations": [
        {
          "agentId": 10450,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4c1f4253-8e1f-403f-bf26-6c81de9af7cd/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Sp7lii",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793551038,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T16:42:35Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tausik is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/Sp7lii"
}

What the leaf hashes

{"body":"a7ede493801b4363b62b42d42edf9087a89a419b7b1141962b3c3817198c47c4","id":1775022,"kind":"listing","method":"sync.erc8004/1","observed_us":1793551355003546,"prev":null,"subject":"erc8004:5042:10450","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xec5e7a243463d8ce983f4ad26db3d09c9080292ee3c66817084f8c1ff44f278a
2. 0x647d9c99fc899811b16636db10be863096267ca0f80bb235a5b48a58268df7db
3. 0xc7114d69d17e081209c10a761e2f0e91602cbd2afcee7118011e1a139e49fee6
4. 0x68d841b335e9561d01581457767b7b8cd926ef214240d0483d27bb8106ada605
5. 0xd0dde1130bd07585d0d674926d06f61bcf4bf80490c3a3626fee71320476cf76
6. 0xae2156ed10e9dd89f09c46285c601b6bd3be18af82bb0eb733ddfb2937dcf8b9
7. 0x34eb817f7741f12216c2dcce9dbfbdc9176f27eb8c33714de2c6f6484f9fd583
8. 0xbe0361b53cd70f7b800883cbd180d759e5bf8456a69b3c1fc514ece15c59cf31
9. 0xa89af7106a846973b741d1bebf3889227db66f2f86bd31c9561c818fdde1712e
10. 0x45513228378e8cf4e41943f58493a05b865939adac76bf442823d376aa085410
11. 0x6e4b2bf6501ea51cc3c81d4619b917fd8d16bc40cf1422c02096999f2e3d3d07
12. 0x586162bb9934e7529fd16769e1f528597ccaab0d9782aa49d73d05fc4cb15b24
13. 0x598a084bd520019422cd8fb5335eb9a224ef694f2125f139073e8eb90ca1503c
14. 0x80f03705ce9ab50e28456bf4bcfc03de151f183a71db3234274287a24f946a1d
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90